different from egypt of yesterday. we will never leave gaza on its own. >> reporter: israel at this hour continues to prepare for a possible ground assault into gaza. the country is prepared to mobilize as many as 75,000 reservists, one israeli official says the military campaign is going to continue until hamas begs for a cease-fire, but some analysts believe that israel has not given up hope on a diplomatic solution, something though that seems increasingly unlikely. chris? >> david lee miller reporting live from the israel-gaza border, david, thanks for that. the u.n.'s nuclear agency says iran is poised to double output of enriched uranium that could be used in a nuclear warhead. the report says that iran will be technically ready within days that ramp up production of enriched uranium at one facility, cut in half the time it takes to make enough to fuel a bomb. iran denies any interest in nuclear weapons. here at home, we're now about a month and a half away from the fiscal cliff, the massive tax hikes and spendin